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Manuals and User Guides for SSI America EPS1U. We have
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SSI America EPS1U manual available for free PDF download: Design Manual
SSI America EPS1U Design Manual (31 pages)
A Server System Infrastructure (SSI) Specification For 1U Rack Chassis Power Supplies
Brand:
SSI America
| Category:
Power Supply
| Size: 0 MB
Table of Contents
Table of Contents
3
1 Purpose
5
2 Conceptual Overview
5
3 Definitions/Terms/Acronyms
6
Table 1: Definitions, Terms, and Acronyms (Listed Alphabetically)
6
4 Mechanical Overview
7
High Power Card Edge Form Factor
7
Figure 1: Enclosure Drawing
7
Alternate Enclosure
8
Figure 2: Alternate Enclosure Drawing
8
Airflow Requirements
9
Temperature Requirements
9
Table 2: Thermal Requirements
9
5 AC Input Requirements
10
AC Inlet Connector
10
AC Input Voltage Specification
10
Input under Voltage
10
Table 3: AC Input Rating
10
Efficiency
11
AC Line Dropout
11
AC Line Fuse
11
AC Inrush
11
AC Line Transient Specification
12
AC Line Fast Transient Specification
12
Table 4: AC Line Sag Transient Performance
12
Table 5: AC Line Surge Transient Performance
12
600 DC Output Specification
13
Connector
13
Table 6: Edge Finger Pinout
13
Figure 3: Edge Finger Layout
14
Grounding
15
Remote Sense
15
Output Power/Currents
15
Table 7: 125 W Load Ratings
16
Table 8: 250 W Load Ratings
16
Standby Outputs
17
Table 9: 350 W Load Ratings
17
Voltage Regulation
18
Dynamic Loading
18
Table 10: Voltage Regulation Limits
18
Table 11: Optional +5V Regulation Limits
18
Table 12: Transient Load Requirements
18
Capacitive Loading
19
Ripple / Noise
19
Table 13: Capacitve Loading Conditions
19
Table 14: Ripple and Noise
19
Timing Requirements
20
Figure 4: Output Voltage Timing
20
Table 15: Output Voltage Timing
20
Table 16: Turn On/Off Timing
21
Figure 5: Turn On/Off Timing (Signal Power Supply)
22
7 Protection Circuits
23
Current Limit
23
240VA Protection
23
Table 17: over Current Protection
23
Table 18: over Current Protection
23
Over Voltage Protection
24
Over Temperature Protection
24
Table 19: over Voltage Limits
24
8 Control and Indicator Functions
25
Pson
25
Figure 6: PSON# Signal Characteristics
25
Table 20: PSON
25
Signal Characteristic
25
PWOK (Power OK)
26
Table 21: PWOK Signal Characteristics
26
Acwarning
27
Table 22: Acwarning Signal Characteristics
27
Field Replacement Unit (FRU) Signals
28
FRU Data
28
FRU Data Format
28
Table 23: FRU Device Information
28
Table 24: FRU Device Product Information Area
28
Table 25: FRU Device Multirecord Area
29
LED Indicator
30
9 Mtbf
30
Table 26: LED Indicators
30
10 Agency Requirements
31
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